{"id":1319,"date":"2025-10-07T00:07:26","date_gmt":"2025-10-07T00:07:26","guid":{"rendered":"https:\/\/www.wallisemi.com\/?p=1319"},"modified":"2025-10-08T00:08:38","modified_gmt":"2025-10-08T00:08:38","slug":"%ea%b3%a0%ec%a7%91%ec%a0%81-%ec%a0%80%ec%a0%84%eb%a0%a5-%eb%a9%80%ed%8b%b0-%eb%b0%b4%eb%93%9c-gnss-rf%ec%b9%a9-%ea%b0%9c%ec%9a%94","status":"publish","type":"post","link":"https:\/\/www.wallisemi.com\/ko\/blog\/industry-insights\/overview-of-high-integration-low-power-multi-band-gnss-rfchips\/","title":{"rendered":"\uace0\uc9d1\uc801, \uc800\uc804\ub825, \ub2e4\uc911 \ub300\uc5ed GNSS RF\uce69 \uac1c\uc694"},"content":{"rendered":"<p><strong>\uc18c\uac1c<\/strong><br>\uc18c\ud615\ud654 \ubc0f \uc800\uc804\ub825 \uc18c\ube44\ub97c \ubaa9\ud45c\ub85c \ud558\ub294 \uae00\ub85c\ubc8c \uc704\uc131\ud56d\ubc95\uc2dc\uc2a4\ud15c(GNSS) \ubaa8\ubc14\uc77c \ub2e8\ub9d0\uae30\uc758 \ub9e5\ub77d\uc5d0\uc11c \uace0\uc9d1\uc801, \uc800\uc804\ub825, \ub2e4\uc911 \ub300\uc5ed GNSS RF\uce69\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4. \ucca8\ub2e8 SiGe BiCMOS \uae30\uc220\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc81c\uc870\ub41c \uc774 \uce69\uc740 3.3V \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc640 35mA\uc758 \uc77c\ubc18\uc801\uc778 \uc791\ub3d9 \uc804\ub958\ub9cc \ud544\uc694\ud558\ubbc0\ub85c \uc2dc\uc2a4\ud15c \uc804\ub825 \uc18c\ube44\ub97c \ud06c\uac8c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc2a4\ub9c8\ud2b8\ud3f0, \ud734\ub300\uc6a9 \ub0b4\ube44\uac8c\uc774\uc158 \ub514\ubc14\uc774\uc2a4 \ub4f1\uacfc \uac19\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>RF\uce69\uc758 \uc124\uacc4 \ubc0f \ud2b9\uc9d5<\/strong><br>\uace0\uc131\ub2a5\uacfc \uace0\uc9d1\uc801\ub3c4\ub97c \ub2ec\uc131\ud558\uae30 \uc704\ud574 RF\uce69\uc740 \ub2e8\uc77c \ub2e4\uc6b4\ucee8\ubc84\uc804 \uc218\uc2e0\uae30 \uc544\ud0a4\ud14d\ucc98\ub97c \ucc44\ud0dd\ud588\uc2b5\ub2c8\ub2e4. \uc774 \uce69\uc758 \ud575\uc2ec\uc740 \uc911\uc2ec \uc8fc\ud30c\uc218\uac00 46MHz\uc774\uace0 \ub300\uc5ed\ud3ed\uc774 20MHz\uc778 \uc628\uce69 \ud1b5\ud569 \uace0\uc131\ub2a5 \uc911\uac04 \uc8fc\ud30c\uc218(IF) \ub300\uc5ed \ud1b5\uacfc \ud544\ud130\uc785\ub2c8\ub2e4. \ub610\ud55c \uc774 \uce69\uc740 \uc800\uc7a1\uc74c \uc99d\ud3ed\uae30, \uc774\ubbf8\uc9c0 \uc5b5\uc81c \ubbf9\uc11c, \uac00\ubcc0 \uc774\ub4dd \uc99d\ud3ed\uae30, \uc8fc\ud30c\uc218 \ud569\uc131\uae30, \uc544\ub0a0\ub85c\uadf8-\ub514\uc9c0\ud138 \ucee8\ubc84\ud130 \ub4f1 \ubaa8\ub4e0 \uc8fc\uc694 RF \uae30\ub2a5 \ubaa8\ub4c8\uc744 \ud1b5\ud569\ud558\uc5ec \uba87 \uac00\uc9c0 \uc678\ubd80 \ubd80\ud488\ub9cc \uc788\uc73c\uba74 \uc644\ubcbd\ud55c RF \ud504\ub860\ud2b8\uc5d4\ub4dc \uc194\ub8e8\uc158\uc744 \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ud2b9\uc815 \ud68c\ub85c \uc124\uacc4\uc5d0\uc11c \uc800\uc7a1\uc74c \uc99d\ud3ed\uae30\ub294 \uc774\ubbf8\ud130 \ud53c\ub4dc\ubc31\uc774 \uc788\ub294 CASCODE \uad6c\uc870\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774 \uc124\uacc4\ub294 15dB \uc774\uc0c1\uc758 \uac8c\uc778\uc744 \ub2ec\uc131\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ub178\uc774\uc988 \uc218\uce58\ub97c 2dB \uc774\ud558\ub85c \uc81c\uc5b4\ud558\uc5ec \uc218\uc2e0 \uac10\ub3c4\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uac1c\uc120\ud569\ub2c8\ub2e4. \uc774\ubbf8\uc9c0 \uc5b5\uc81c \ubbf9\uc11c\ub294 \uae38\ubc84\ud2b8 \uba40\ud2f0\ud50c\ub77c\uc774\uc5b4 \uad6c\uc870\uc640 \uad11\ub300\uc5ed \ub9e4\uce6d \uae30\uc220\uc744 \uacb0\ud569\ud558\uc5ec \ub6f0\uc5b4\ub09c \uc120\ud615\uc131\uacfc \uc774\ubbf8\uc9c0 \uc5b5\uc81c \uae30\ub2a5\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \ud2b9\ud788 \uc911\uac04 \uc8fc\ud30c\uc218 \ud544\ud130\ub294 \uc561\ud2f0\ube0c RC \uad6c\uc870\ub97c \uc0ac\uc6a9\ud558\uace0 \uc790\ub3d9 \ud29c\ub2dd \ud68c\ub85c\ub97c \ud1b5\ud569\ud588\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uacf5\uc815 \ubcc0\ud654\uc640 \uc628\ub3c4 \ubcc0\ud654\ub85c \uc778\ud55c \uc131\ub2a5 \ubcc0\ub3d9\uc744 \uc790\ub3d9\uc73c\ub85c \ubcf4\uc815\ud558\uc5ec \ud544\ud130\uc758 \uc911\uc2ec \uc8fc\ud30c\uc218\uc640 \ub300\uc5ed\ud3ed\uc758 \uc548\uc815\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>RF\uce69\uc758 \uc131\ub2a5<\/strong><br>\uc2e4\uc81c \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 RF\uce69\uc740 \uc804\ubc18\uc801\uc73c\ub85c \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \uc785\uc99d\ud588\uc2b5\ub2c8\ub2e4. \uce90\uc2a4\ucf00\uc774\ub4dc \uc7a1\uc74c \uc218\uce58\ub294 3.5dB \ubbf8\ub9cc\uc774\uba70 \ucc44\ub110 \uc774\ub4dd\uc740 50dB\ub97c \ucd08\uacfc\ud569\ub2c8\ub2e4. \ub300\uc5ed \ub0b4 \ud3c9\ud0c4\ub3c4\ub294 2dB \uc774\uc0c1\uc774\uba70 \ub300\uc5ed \uc678 \uc5b5\uc81c\ub3c4\ub294 25dB \uc774\uc0c1\uc785\ub2c8\ub2e4. \ub610\ud55c \uc790\ub3d9 \uc774\ub4dd \uc81c\uc5b4(AGC) \uac10\ub3c4\ub294 -94dBm\uc5d0 \ub2ec\ud558\uba70 10kHz \uc8fc\ud30c\uc218 \uc624\ud504\uc14b\uc5d0\uc11c \uc704\uc0c1 \uc7a1\uc74c\uc740 -85dBc\/Hz\ubcf4\ub2e4 \ub0ae\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubaa8\ub4e0 \uc9c0\ud45c\ub294 \uba40\ud2f0 \ubaa8\ub4dc GNSS \uc218\uc2e0\uae30\uc758 RF \ud504\ub7f0\ud2b8\uc5d4\ub4dc\uc5d0 \ub300\ud55c \uc5c4\uaca9\ud55c \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>\uacb0\ub860<\/strong><br>\uc694\uc57d\ud558\uba74, \uc774 \uace0\uc9d1\uc801, \uc800\uc804\ub825, \ub2e4\uc911 \ub300\uc5ed GNSS RF\uce69\uc740 \ub6f0\uc5b4\ub09c \uc131\ub2a5\uacfc \uace0\ub3c4\uc758 \ud1b5\ud569\uc131\uc744 \uac16\ucd98 \ucc28\uc138\ub300 \ubaa8\ubc14\uc77c \ub0b4\ube44\uac8c\uc774\uc158 \ub2e8\ub9d0\uae30\uc5d0 \uc774\uc0c1\uc801\uc778 \ud575\uc2ec RF \uc194\ub8e8\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>IntroductionIn the context of the global navigation satellite system (GNSS) mobile terminals aiming for miniaturization and low power consumption, this article introduces a high-integration, low-power, multi-band GNSS RFchip. Manufactured using advanced SiGe BiCMOS technology, this chip requires only a 3.3V power supply, with a typical operating current of 35mA, significantly reducing system power consumption. This [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1320,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,31],"tags":[36],"class_list":["post-1319","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-insights","category-blog","tag-yvette-wu"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/posts\/1319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/comments?post=1319"}],"version-history":[{"count":1,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/posts\/1319\/revisions"}],"predecessor-version":[{"id":1321,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/posts\/1319\/revisions\/1321"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/media\/1320"}],"wp:attachment":[{"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/media?parent=1319"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/categories?post=1319"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wallisemi.com\/ko\/wp-json\/wp\/v2\/tags?post=1319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}